英语词组on the alert是什么意思，短语翻译、用法及例句-英语词组固定搭配大全

词组	on the alert
释义	on the alertadj. phr.Alert; watchful; careful. 警惕的；密切注意的；小心的。◆ Campers must be on the alert for poison ivy and poison oak.野营者必须密切注意气根毒藤和栎叶毒漆树。
随便看	give a dog a bad name give a dog a bad name and hang him give a fix give a hand give a hand give a hard time give a lift give a lift or give a ride give-and-take give an ear to give an ear to or lend an ear to give a pain give a ride give as good as one gets giveaway give away giveaway or dead giveaway give a wide berth give birth to give chase give color to give color to or lend color to give credence to give fits give forth

英语词组固定搭配大全包含9718条英汉双解词组，基本涵盖了全部常用英文词组、短语的翻译及用法，是英语学习的有利工具。